chore: fix node 4

ikatyang · ikatyang · commit 4d2733c8b62d · 2018-06-18T10:28:50.000+08:00
diff --git a/scripts/build/babel-plugins/replace-array-includes-with-indexof.js b/scripts/build/babel-plugins/replace-array-includes-with-indexof.js
@@ -0,0 +1,26 @@
+"use strict";
+
+//
+// BEFORE:
+//   [__something__].includes(__something__)
+//
+// AFTER:
+//   [__something__].indexOf(__something__) !== -1
+//
+
+module.exports = ({ types: t }) => ({
+  visitor: {
+    CallExpression(path) {
+      const node = path.node;
+      const callee = node.callee;
+      if (
+        t.isMemberExpression(callee, { computed: false }) &&
+        t.isArrayExpression(callee.object) &&
+        t.isIdentifier(callee.property, { name: "includes" })
+      ) {
+        callee.property.name = "indexOf";
+        path.replaceWith(t.binaryExpression("!==", node, t.numericLiteral(-1)));
+      }
+    }
+  }
+});
diff --git a/scripts/build/bundler.js b/scripts/build/bundler.js
@@ -35,7 +35,7 @@ const EXTERNALS = [
 function getBabelConfig(bundle) {
   const config = {
     babelrc: false,
-    plugins: [],
+    plugins: bundle.plugins || [],
     compact: bundle.type === "plugin" ? false : "auto"
   };
   if (bundle.type === "core") {
diff --git a/scripts/build/config.js b/scripts/build/config.js
@@ -13,6 +13,7 @@ const path = require("path");
  * @property {CommonJSConfig} [commonjs={}] - options for `rollup-plugin-commonjs`
  * @property {string[]} external - array of paths that should not be included in the final bundle
  * @property {Object.<string, string>} replace - map of strings to replace when processing the bundle
+ * @property {string[]} plugins - babel plugins
 
  * @typedef {Object} CommonJSConfig
  * @property {Object} namedExports - for cases where rollup can't infer what's exported
@@ -70,7 +71,10 @@ const parsers = [
   {
     input: "src/language-yaml/parser-yaml.js",
     target: "universal",
-    bundler: "webpack"
+    bundler: "webpack",
+    plugins: [
+      require.resolve("./babel-plugins/replace-array-includes-with-indexof")
+    ]
   }
 ].map(parser => {
   const name = getFileOutput(parser)
